517 West Street
West Village, Manhattan
Parcel ID (BBL): 1006420004
Owner: Rockrose Development
Debt: May 06, 2025, $60 million
Built: 1987
SF: 85,030
Dwelling units: 121
No. of buildings: 1
Class: Fireproof (Standard Construction Without Stores) (D3)
Floors: 10
HPD Ownership Registration Information
Last registered: 2026-02-10 (expires 2026-09-01)
Joseph Flanagan
Head Officer
15 east 26th street 7th fl New York, NY, 10010
110-114 Horatio Ii L.L.C.
Corporate Owner
15 East 26th Street 7th Fl New York, NY, 10010
Alyssa Brenan
Officer
15 east 26th street 7th fl New York, NY, 10010
Rockrose Development Llc
Agent
15 east 26th Street 7th fl New York, NY, 10010
John Serrano
Site Manager
110-114 Horatio Ii L.L.C.
Lessee
15 east 26th street 7th fl New York, NY, 10010
Transactions:
• Rockrose Development borrowed $60 million from Equitable Financial Life Insurance Company for 110 Horatio Street and 108 Horatio Street, West Village, Manhattan on May 06, 2025.
Development:
• Prabhjit Singh filed plans for alteration in West Village, Manhattan, on November 15, 2025.
• Prabhjit Singh filed plans for alteration in West Village, Manhattan, on November 06, 2025.
• Gerard Darcy filed plans for alteration in West Village, Manhattan, on October 13, 2025.
• Joseph Flanagan filed plans for alteration in West Village, Manhattan, on August 29, 2025.
• Ed Kirsch filed plans for A3 in West Village, Manhattan, on March 21, 2011.
Violations:
According to city public data, the properties have received $2,500 in ECB penalties and $2,600 in OATH penalties in the last year.